Home / 13,990,582.95-19,307,043.70-8,111,359.70

Finding the Fourth Proportional to 13,990,582.95, 19,307,043.70 and 8,111,359.70

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Solution

The fourth proportional to 13,990,582.95, 19,307,043.70 and 8,111,359.70 is: 11,193,699.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,990,582.95 : 19,307,043.70 = 8,111,359.70 : x
  2. Step 2: Convert to fraction form
    13,990,582.95/19,307,043.70 = 8,111,359.70/x
  3. Step 3: Cross multiply
    13,990,582.95x = 19,307,043.70 × 8,111,359.70
  4. Step 4: Simplify right side
    13,990,582.95x = 156,606,376,222,308.09
  5. Step 5: Solve for x
    x = 156,606,376,222,308.09/13,990,582.95
  6. Step 6: Final answer
    x = 11,193,699.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.